Sangam is a Pakistani Urdu film released in 1964, directed by Zahir Raihan starring Rosy Samad, Khalil, Haroon Rashid and Sumita Devi. This is the first fulllength colour movie made in entire Pakistan.
The film was about college students visiting remote village of Bengal for an excursion but they get caught in an island.It is not known which archive has the master print of the film. But some of the songs are now available in Youtube. Among the playback singers were Bashir Ahmed, Ferdausi Begum, Mohd. Abdul Jabbar, Akhter Shaad and Mahboubur Rahman. ........
Source: Wikipedia